Why did Martin Luther king jr say i refuse five times in his speech?

In his "I Have a Dream" speech, Martin Luther King Jr. uses the phrase "I refuse" to emphasize his unwavering commitment to nonviolent resistance and justice. By repeating this phrase, he underscores his rejection of hatred, violence, and discrimination, while advocating for equality and civil rights. This repetition serves to inspire hope and determination among his audience, reinforcing the message that true change can only come through peaceful means. Ultimately, it highlights his dedication to a vision of a just and inclusive society.